1320929649

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{81223}}^1$

素因数の和:81381

約数の個数: 24

約数和(自身を含む): 2069587520

約数和(自身を除く): 748657871

約数列:

[1, 3, 9, 13, 39, 117, 139, 417, 1251, 1807, 5421, 16263, 81223, 243669, 731007, 1055899, 3167697, 9503091, 11289997, 33869991, 101609973, 146769961, 440309883, 1320929649]

約数ペア:

[(1, 1320929649), (3, 440309883), (9, 146769961), (13, 101609973), (39, 33869991), (117, 11289997), (139, 9503091), (417, 3167697), (1251, 1055899), (1807, 731007), (5421, 243669), (16263, 81223)]